{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x1fef3fcdea157a09aa53ad6feeb345292967ef26dbed950c0890d702f1490715",
    "signature": "0x712ce5c832cabc8bb8b20ccea065ed0845465b3d2337eb3ea2fa3eb654213c7f392a1ce54feac3a54fb504634e5a0e89bcb7a8a59d79f7438ff60b5dd2f6197b1b",
    "signer": "0x257c9f4A9563d6A4a2bF3be7Da1738e167fcF295",
    "userId": "301719964"
  }
}